Answer:
What gets bigger the more you take away from it?
What goes through a door but never goes in and never comes out?
Spies and detectives do this to phones and musical shoes make this sound.
A tasty reward given to well behaved dogs and kids
What has roots that nobody sees, and is taller than trees. Up, up it goes, and yet it never grows.
I fly to any foreign parts assisted by my spreading wings. My body holds an hundred hearts Nay I will tell you stranger things when I am not in haste I ride and then I mend my pace anon.